题解 | #数字之和#
数字之和
https://www.nowcoder.com/practice/ae759916631f4711a90c4d4d9657f4b0
#include <bits/stdc++.h>
using namespace std;
int main(){
int n;
while(cin>>n){
long pf = n*n;
int sum1 = 0,sum2 = 0;
while(n){
sum1 += n % 10;
n /= 10;
}
cout<<sum1<<" ";
while(pf){
sum2 += pf % 10;
pf /= 10;
}
cout<<sum2<<endl;
}
}
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